2-24
Chapter 2: Getting started
logical processors to the operating system, allowing the operating system to schedule two
threads or processes simultaneously.
[Enabled] Two threads per activated core are enabled.
[Disabled] Only one thread per activated core is enabled.
Active Processor Cores [All]
Allows you to choose the number of CPU cores to activate in each processor package.
Conguration options: [All] [1] [2] [3]
Limit CPUID Maximum [Disabled]
[Enabled] Allows legacy operating systems to boot even without support for CPUs
with extended CPUID functions.
[Disabled] Disables this function.
Execute Disable Bit [Enabled]
[Enabled] Enables the No-Execution Page Protection Technology.
[Disabled] Forces the XD feature ag to always return to zero (0).
Intel
®
Virtualization Technology [Disabled]
[Enabled] Allows a hardware platform to run multiple operating systems separately
and simultaneously, enabling one system to virtually function as several
systems.
[Disabled] Disables this function.
Hardware Prefetcher [Enabled]
[Enabled] Allows a hardware platform to automatically analyze the requirements and
prefetch data and codes for the CPU.
[Disabled] Disables this function.
Adjacent Cache Line Prefetch [Enabled]
[Enabled] Allows a hardware platform to perform adjacent cache line prefetching.
[Disabled] Disables this function.
Boot performance mode [Max Non-Tu...]
This item allows you to select the boot performance mode. Conguration options: [Max Non-
Turbo Performance] [Max battery] [Turbo Performance]
CPU Power Management Conguration
This item allows you to manage and congure the CPU’s power.
Enhanced Intel
®
SpeedStep Technology [Enabled]
Allows you to enable or disable the Enhanced Intel
®
SpeedStep Technology (EIST).
[Disabled] The CPU runs at its default speed.
[Enabled] The operating system controls the CPU speed.
Turbo Mode [Enabled]
Allows you to set the processor cores to run faster than the marked frequency in a
specic condition. Conguration options: [Enabled] [Disabled]